Melanoma used to be really scary! Leading cancer researcher Keith Flaherty tells us how melanoma is actually becoming easier to treat. Keith has been working in cancer research for over 22 years, from UPenn to Mass General and Harvard Medical School. He has been one of the pioneers of immunotherapies specifically related to melanoma. In this episode, Keith and Sanjay talk about the different types of immunotherapies, why melanoma used to be so life-threatening, and how the newest treatments coming out could really change the way patients and doctors approach melanoma and cancer as a whole.